2 minus 5 is -3, sooo your answer should be negative 3 over 7.
3 over 7
If you mean: 7/1-2/5-5 then the answer is 8/5 or 1.6
2 over 24.
y = -35
2/9 minus 5/27 = 1/27
2/8 or 1/4
6/7 - 5/7 = 1/7
3/14 as a fraction, or 0.2142 as a decimal.
5/7 − 4/9 = 17/63
35/42 - 12/42 = 23/42
7/9 − 5/10 = 25/90 which reduces to 5/18
7/20 − 1/5 = 15/100 which reduces to 3/20